Home / 170,888.34-256,376.28-52,560.72

Finding the Fourth Proportional to 170,888.34, 256,376.28 and 52,560.72

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Solution

The fourth proportional to 170,888.34, 256,376.28 and 52,560.72 is: 78,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,888.34 : 256,376.28 = 52,560.72 : x
  2. Step 2: Convert to fraction form
    170,888.34/256,376.28 = 52,560.72/x
  3. Step 3: Cross multiply
    170,888.34x = 256,376.28 × 52,560.72
  4. Step 4: Simplify right side
    170,888.34x = 13,475,321,867.72
  5. Step 5: Solve for x
    x = 13,475,321,867.72/170,888.34
  6. Step 6: Final answer
    x = 78,854.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.